/* ============================================================
   KatyArts Proof Flow — Storefront CSS
   Scoped under .kpf-* prefix to avoid collisions with themes.
   ============================================================ */

/* ── Variables ───────────────────────────────────────────── */
:root {
  --kpf-color-primary:     #2563eb;
  --kpf-color-primary-hover: #1d4ed8;
  --kpf-color-success:     #16a34a;
  --kpf-color-warning:     #d97706;
  --kpf-color-error:       #dc2626;
  --kpf-color-border:      #d1d5db;
  --kpf-color-bg:          #f9fafb;
  --kpf-color-text:        #111827;
  --kpf-color-muted:       #6b7280;
  --kpf-radius:            8px;
  --kpf-shadow:            0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --kpf-transition:        0.15s ease;
}

/* ── Outer wrapper ───────────────────────────────────────── */
#katyarts-proof-flow-wrapper {
  margin: 1.5rem 0;
}

#katyarts-speed-selector {
  margin-top: 1rem;
}

/* ── Steps ───────────────────────────────────────────────── */
.kpf-step {
  background: #fff;
  border: 1px solid var(--kpf-color-border);
  border-radius: var(--kpf-radius);
  padding: 1.5rem;
  box-shadow: var(--kpf-shadow);
}

.kpf-step__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 .75rem;
  color: var(--kpf-color-text);
}

.kpf-step__title--success {
  color: var(--kpf-color-success);
}

.kpf-step__hint {
  color: var(--kpf-color-muted);
  margin: 0 0 1rem;
  font-size: .9rem;
}

/* ── Fields ──────────────────────────────────────────────── */
.kpf-field {
  margin-bottom: 1rem;
}

.kpf-label {
  display: block;
  font-size: .875rem;
  font-weight: 500;
  margin-bottom: .375rem;
  color: var(--kpf-color-text);
}

.kpf-required {
  color: var(--kpf-color-error);
  margin-left: 2px;
}

.kpf-input {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--kpf-color-border);
  border-radius: 6px;
  font-size: .9rem;
  transition: border-color var(--kpf-transition);
  box-sizing: border-box;
}

.kpf-input:focus {
  outline: none;
  border-color: var(--kpf-color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}

/* ── Dropzone ────────────────────────────────────────────── */
.kpf-dropzone {
  border: 2px dashed var(--kpf-color-border);
  border-radius: var(--kpf-radius);
  padding: 2rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--kpf-transition), background var(--kpf-transition);
  background: var(--kpf-color-bg);
}

.kpf-dropzone:hover,
.kpf-dropzone:focus,
.kpf-dropzone--over {
  border-color: var(--kpf-color-primary);
  background: #eff6ff;
  outline: none;
}

.kpf-dropzone__icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--kpf-color-primary);
  margin-bottom: .5rem;
}

.kpf-dropzone__hint {
  font-size: .9rem;
  color: var(--kpf-color-text);
  margin: 0 0 .25rem;
}

.kpf-dropzone__types {
  font-size: .8rem;
  color: var(--kpf-color-muted);
  margin: 0;
}

.kpf-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
}

/* ── Progress bar ────────────────────────────────────────── */
.kpf-progress {
  position: relative;
  margin-top: 1rem;
  height: 1.5rem;
  background: #e5e7eb;
  border-radius: 999px;
  overflow: hidden;
}

.kpf-progress__bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--kpf-color-primary);
  border-radius: 999px;
  transition: width .2s ease;
}

.kpf-progress__label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  font-weight: 600;
  color: #fff;
  mix-blend-mode: difference;
}

/* ── Spinner ─────────────────────────────────────────────── */
.kpf-step--processing,
.kpf-step--proof-pending {
  text-align: center;
  padding: 2rem 1.5rem;
}

.kpf-spinner {
  display: inline-block;
  width: 2.5rem;
  height: 2.5rem;
  border: 3px solid #e5e7eb;
  border-top-color: var(--kpf-color-primary);
  border-radius: 50%;
  animation: kpf-spin .8s linear infinite;
  margin-bottom: 1rem;
}

@keyframes kpf-spin {
  to { transform: rotate(360deg); }
}

.kpf-processing__text {
  font-size: .95rem;
  color: var(--kpf-color-text);
  margin: 0 0 .5rem;
}

.kpf-processing__file {
  font-size: .85rem;
  color: var(--kpf-color-muted);
}

/* ── Page thumbnails ─────────────────────────────────────── */
.kpf-pages {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: .75rem;
  margin: 1rem 0;
}

.kpf-page-thumb {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  padding: .5rem;
  border: 2px solid var(--kpf-color-border);
  border-radius: var(--kpf-radius);
  cursor: pointer;
  background: none;
  transition: border-color var(--kpf-transition), box-shadow var(--kpf-transition);
}

.kpf-page-thumb:hover,
.kpf-page-thumb:focus {
  border-color: var(--kpf-color-primary);
  outline: none;
}

.kpf-page-thumb--selected {
  border-color: var(--kpf-color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.2);
}

.kpf-page-thumb img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
}

.kpf-page-thumb__label {
  font-size: .75rem;
  color: var(--kpf-color-muted);
}

/* ── Proof review ────────────────────────────────────────── */
.kpf-proof-preview {
  margin: 1rem 0;
  text-align: center;
}

.kpf-proof-preview__img {
  max-width: 100%;
  max-height: 420px;
  border: 1px solid var(--kpf-color-border);
  border-radius: var(--kpf-radius);
  box-shadow: var(--kpf-shadow);
}

.kpf-proof-preview__placeholder {
  padding: 2rem;
  background: var(--kpf-color-bg);
  border: 1px dashed var(--kpf-color-border);
  border-radius: var(--kpf-radius);
  color: var(--kpf-color-muted);
  font-size: .9rem;
}

.kpf-download-link {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  margin-bottom: 1rem;
}

.kpf-proof-note {
  font-size: .8rem;
  color: var(--kpf-color-muted);
  margin-bottom: 1rem;
}

/* ── Approval checkbox ───────────────────────────────────── */
.kpf-approval-check {
  display: flex;
  align-items: flex-start;
  gap: .5rem;
  margin: 1rem 0;
  cursor: pointer;
  font-size: .9rem;
  line-height: 1.4;
}

.kpf-approval-check input[type="checkbox"] {
  flex-shrink: 0;
  width: 1.1rem;
  height: 1.1rem;
  margin-top: .1rem;
  cursor: pointer;
  accent-color: var(--kpf-color-primary);
}

/* ── Approved state ──────────────────────────────────────── */
.kpf-step--approved {
  text-align: center;
}

.kpf-success-icon {
  display: flex;
  justify-content: center;
  margin-bottom: .75rem;
}

.kpf-success-icon svg {
  width: 3rem;
  height: 3rem;
  color: var(--kpf-color-success);
  stroke: var(--kpf-color-success);
}

.kpf-approved__file {
  font-size: .85rem;
  color: var(--kpf-color-muted);
}

.kpf-approved__speed {
  margin-top: 1rem;
  text-align: left;
}

.kpf-approved__speed-hint {
  color: var(--kpf-color-muted);
  font-size: .875rem;
  margin: 0 0 .75rem;
}

/* ── Notices ─────────────────────────────────────────────── */
.kpf-notice {
  padding: .75rem 1rem;
  border-radius: 6px;
  font-size: .875rem;
  margin-top: .75rem;
}

.kpf-notice--error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
}

.kpf-notice--warning {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
}

.kpf-notice--success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
}

/* ── Warnings ────────────────────────────────────────────── */
.kpf-warnings {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 6px;
  padding: .75rem 1rem;
  margin-bottom: 1rem;
  font-size: .875rem;
  color: #92400e;
}

.kpf-warnings strong {
  display: block;
  margin-bottom: .25rem;
}

.kpf-warnings ul {
  margin: 0;
  padding-left: 1.25rem;
}

/* ── Buttons ─────────────────────────────────────────────── */
.kpf-actions {
  display: flex;
  justify-content: flex-end;
  gap: .5rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.kpf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .5rem 1.25rem;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--kpf-transition), color var(--kpf-transition), border-color var(--kpf-transition), opacity var(--kpf-transition);
  border: 1px solid transparent;
  text-decoration: none;
  line-height: 1;
}

.kpf-btn:focus {
  outline: 2px solid var(--kpf-color-primary);
  outline-offset: 2px;
}

.kpf-btn--primary {
  background: var(--kpf-color-primary);
  color: #fff;
  border-color: var(--kpf-color-primary);
}

.kpf-btn--primary:hover:not(:disabled) {
  background: var(--kpf-color-primary-hover);
  border-color: var(--kpf-color-primary-hover);
}

.kpf-btn--primary:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.kpf-btn--ghost {
  background: transparent;
  color: var(--kpf-color-text);
  border-color: var(--kpf-color-border);
}

.kpf-btn--ghost:hover:not(:disabled) {
  background: var(--kpf-color-bg);
  border-color: #9ca3af;
}

.kpf-btn--sm {
  padding: .375rem .875rem;
  font-size: .825rem;
}

/* ── Print speed options ─────────────────────────────────── */
.kpf-speed-fieldset {
  border: 1px solid var(--kpf-color-border);
  border-radius: var(--kpf-radius);
  padding: .75rem 1rem;
  margin: 0 0 1rem;
}

.kpf-speed-legend {
  font-size: .875rem;
  font-weight: 600;
  padding: 0 .25rem;
  color: var(--kpf-color-text);
}

.kpf-speed-options {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: .5rem;
}

.kpf-speed-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .65rem .875rem;
  border: 1px solid var(--kpf-color-border);
  border-radius: 14px;
  cursor: pointer;
  font-size: .875rem;
  transition: border-color var(--kpf-transition), background var(--kpf-transition);
  min-width: 190px;
}

.kpf-speed-option input[type="radio"] {
  /* visually hidden — entire pill is the click target */
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.kpf-speed-option:hover,
.kpf-speed-option--selected {
  border-color: var(--kpf-color-primary);
  background: #eff6ff;
}

.kpf-speed-option__surcharge {
  font-size: .75rem;
  color: var(--kpf-color-warning);
  font-weight: 600;
}

.kpf-speed-option__meta {
  display: flex;
  flex-direction: column;
  gap: .15rem;
}

.kpf-speed-option__label {
  color: var(--kpf-color-text);
  font-weight: 600;
}

.kpf-speed-option__price {
  color: var(--kpf-color-primary);
  font-weight: 700;
  white-space: nowrap;
}

.woocommerce div.product form.cart .woocommerce-variation-price,
.woocommerce div.product form.cart .woocommerce-variation .price {
  display: none !important;
}

/* ── Hide add-to-cart until proof approval ───────────────── */
/* JS adds .kpf-cart-locked on init and removes it after
   the customer approves the proof (renderApproved()).      */
form.cart.kpf-cart-locked .woocommerce-variation-add-to-cart,
form.cart.kpf-cart-locked .single_add_to_cart_button {
  display: none !important;
}

/* ── Responsive tweaks ───────────────────────────────────── */
@media (max-width: 480px) {
  .kpf-actions {
    flex-direction: column-reverse;
  }

  .kpf-btn {
    width: 100%;
    justify-content: center;
  }

  .kpf-pages {
    grid-template-columns: repeat(2, 1fr);
  }
}